2 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
3 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice including the dates of first publication and
13 * either this permission notice or a reference to
14 * http://oss.sgi.com/projects/FreeB/
15 * shall be included in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
22 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * Except as contained in this notice, the name of Silicon Graphics, Inc.
26 * shall not be used in advertising or otherwise to promote the sale, use or
27 * other dealings in this Software without prior written authorization from
28 * Silicon Graphics, Inc.
33 #include "glxclient.h"
34 #include "packsingle.h"
35 #include "glxextensions.h"
37 #include "indirect_vertex_array.h"
38 #include "glapitable.h"
39 #include "glapidispatch.h"
44 #include <X11/Xlib-xcb.h>
47 #if !defined(__GNUC__)
48 # define __builtin_expect(x, y) x
51 /* Used for GL_ARB_transpose_matrix */
53 TransposeMatrixf(GLfloat m
[16])
56 for (i
= 0; i
< 4; i
++) {
57 for (j
= 0; j
< i
; j
++) {
58 GLfloat tmp
= m
[i
* 4 + j
];
59 m
[i
* 4 + j
] = m
[j
* 4 + i
];
65 /* Used for GL_ARB_transpose_matrix */
67 TransposeMatrixb(GLboolean m
[16])
70 for (i
= 0; i
< 4; i
++) {
71 for (j
= 0; j
< i
; j
++) {
72 GLboolean tmp
= m
[i
* 4 + j
];
73 m
[i
* 4 + j
] = m
[j
* 4 + i
];
79 /* Used for GL_ARB_transpose_matrix */
81 TransposeMatrixd(GLdouble m
[16])
84 for (i
= 0; i
< 4; i
++) {
85 for (j
= 0; j
< i
; j
++) {
86 GLdouble tmp
= m
[i
* 4 + j
];
87 m
[i
* 4 + j
] = m
[j
* 4 + i
];
93 /* Used for GL_ARB_transpose_matrix */
95 TransposeMatrixi(GLint m
[16])
98 for (i
= 0; i
< 4; i
++) {
99 for (j
= 0; j
< i
; j
++) {
100 GLint tmp
= m
[i
* 4 + j
];
101 m
[i
* 4 + j
] = m
[j
* 4 + i
];
109 * Remap a transpose-matrix enum to a non-transpose-matrix enum. Enums
110 * that are not transpose-matrix enums are unaffected.
113 RemapTransposeEnum(GLenum e
)
116 case GL_TRANSPOSE_MODELVIEW_MATRIX
:
117 case GL_TRANSPOSE_PROJECTION_MATRIX
:
118 case GL_TRANSPOSE_TEXTURE_MATRIX
:
119 return e
- (GL_TRANSPOSE_MODELVIEW_MATRIX
- GL_MODELVIEW_MATRIX
);
120 case GL_TRANSPOSE_COLOR_MATRIX
:
121 return GL_COLOR_MATRIX
;
129 __indirect_glGetError(void)
131 __GLX_SINGLE_DECLARE_VARIABLES();
132 GLuint retval
= GL_NO_ERROR
;
133 xGLXGetErrorReply reply
;
136 /* Use internal error first */
138 gc
->error
= GL_NO_ERROR
;
142 __GLX_SINGLE_LOAD_VARIABLES();
143 __GLX_SINGLE_BEGIN(X_GLsop_GetError
, 0);
144 __GLX_SINGLE_READ_XREPLY();
145 retval
= reply
.error
;
153 * Get the selected attribute from the client state.
156 * On success \c GL_TRUE is returned. Otherwise, \c GL_FALSE is returned.
159 get_client_data(__GLXcontext
* gc
, GLenum cap
, GLintptr
* data
)
161 GLboolean retval
= GL_TRUE
;
162 __GLXattribute
*state
= (__GLXattribute
*) (gc
->client_state_private
);
163 const GLint tex_unit
= __glXGetActiveTextureUnit(state
);
167 case GL_VERTEX_ARRAY
:
168 case GL_NORMAL_ARRAY
:
171 case GL_EDGE_FLAG_ARRAY
:
172 case GL_SECONDARY_COLOR_ARRAY
:
173 case GL_FOG_COORD_ARRAY
:
174 retval
= __glXGetArrayEnable(state
, cap
, 0, data
);
177 case GL_VERTEX_ARRAY_SIZE
:
178 retval
= __glXGetArraySize(state
, GL_VERTEX_ARRAY
, 0, data
);
180 case GL_COLOR_ARRAY_SIZE
:
181 retval
= __glXGetArraySize(state
, GL_COLOR_ARRAY
, 0, data
);
183 case GL_SECONDARY_COLOR_ARRAY_SIZE
:
184 retval
= __glXGetArraySize(state
, GL_SECONDARY_COLOR_ARRAY
, 0, data
);
187 case GL_VERTEX_ARRAY_TYPE
:
188 retval
= __glXGetArrayType(state
, GL_VERTEX_ARRAY
, 0, data
);
190 case GL_NORMAL_ARRAY_TYPE
:
191 retval
= __glXGetArrayType(state
, GL_NORMAL_ARRAY
, 0, data
);
193 case GL_INDEX_ARRAY_TYPE
:
194 retval
= __glXGetArrayType(state
, GL_INDEX_ARRAY
, 0, data
);
196 case GL_COLOR_ARRAY_TYPE
:
197 retval
= __glXGetArrayType(state
, GL_COLOR_ARRAY
, 0, data
);
199 case GL_SECONDARY_COLOR_ARRAY_TYPE
:
200 retval
= __glXGetArrayType(state
, GL_SECONDARY_COLOR_ARRAY
, 0, data
);
202 case GL_FOG_COORD_ARRAY_TYPE
:
203 retval
= __glXGetArrayType(state
, GL_FOG_COORD_ARRAY
, 0, data
);
206 case GL_VERTEX_ARRAY_STRIDE
:
207 retval
= __glXGetArrayStride(state
, GL_VERTEX_ARRAY
, 0, data
);
209 case GL_NORMAL_ARRAY_STRIDE
:
210 retval
= __glXGetArrayStride(state
, GL_NORMAL_ARRAY
, 0, data
);
212 case GL_INDEX_ARRAY_STRIDE
:
213 retval
= __glXGetArrayStride(state
, GL_INDEX_ARRAY
, 0, data
);
215 case GL_EDGE_FLAG_ARRAY_STRIDE
:
216 retval
= __glXGetArrayStride(state
, GL_EDGE_FLAG_ARRAY
, 0, data
);
218 case GL_COLOR_ARRAY_STRIDE
:
219 retval
= __glXGetArrayStride(state
, GL_COLOR_ARRAY
, 0, data
);
221 case GL_SECONDARY_COLOR_ARRAY_STRIDE
:
222 retval
= __glXGetArrayStride(state
, GL_SECONDARY_COLOR_ARRAY
, 0, data
);
224 case GL_FOG_COORD_ARRAY_STRIDE
:
225 retval
= __glXGetArrayStride(state
, GL_FOG_COORD_ARRAY
, 0, data
);
228 case GL_TEXTURE_COORD_ARRAY
:
230 __glXGetArrayEnable(state
, GL_TEXTURE_COORD_ARRAY
, tex_unit
, data
);
232 case GL_TEXTURE_COORD_ARRAY_SIZE
:
234 __glXGetArraySize(state
, GL_TEXTURE_COORD_ARRAY
, tex_unit
, data
);
236 case GL_TEXTURE_COORD_ARRAY_TYPE
:
238 __glXGetArrayType(state
, GL_TEXTURE_COORD_ARRAY
, tex_unit
, data
);
240 case GL_TEXTURE_COORD_ARRAY_STRIDE
:
242 __glXGetArrayStride(state
, GL_TEXTURE_COORD_ARRAY
, tex_unit
, data
);
245 case GL_MAX_ELEMENTS_VERTICES
:
246 case GL_MAX_ELEMENTS_INDICES
:
252 case GL_PACK_ROW_LENGTH
:
253 *data
= (GLintptr
) state
->storePack
.rowLength
;
255 case GL_PACK_IMAGE_HEIGHT
:
256 *data
= (GLintptr
) state
->storePack
.imageHeight
;
258 case GL_PACK_SKIP_ROWS
:
259 *data
= (GLintptr
) state
->storePack
.skipRows
;
261 case GL_PACK_SKIP_PIXELS
:
262 *data
= (GLintptr
) state
->storePack
.skipPixels
;
264 case GL_PACK_SKIP_IMAGES
:
265 *data
= (GLintptr
) state
->storePack
.skipImages
;
267 case GL_PACK_ALIGNMENT
:
268 *data
= (GLintptr
) state
->storePack
.alignment
;
270 case GL_PACK_SWAP_BYTES
:
271 *data
= (GLintptr
) state
->storePack
.swapEndian
;
273 case GL_PACK_LSB_FIRST
:
274 *data
= (GLintptr
) state
->storePack
.lsbFirst
;
276 case GL_UNPACK_ROW_LENGTH
:
277 *data
= (GLintptr
) state
->storeUnpack
.rowLength
;
279 case GL_UNPACK_IMAGE_HEIGHT
:
280 *data
= (GLintptr
) state
->storeUnpack
.imageHeight
;
282 case GL_UNPACK_SKIP_ROWS
:
283 *data
= (GLintptr
) state
->storeUnpack
.skipRows
;
285 case GL_UNPACK_SKIP_PIXELS
:
286 *data
= (GLintptr
) state
->storeUnpack
.skipPixels
;
288 case GL_UNPACK_SKIP_IMAGES
:
289 *data
= (GLintptr
) state
->storeUnpack
.skipImages
;
291 case GL_UNPACK_ALIGNMENT
:
292 *data
= (GLintptr
) state
->storeUnpack
.alignment
;
294 case GL_UNPACK_SWAP_BYTES
:
295 *data
= (GLintptr
) state
->storeUnpack
.swapEndian
;
297 case GL_UNPACK_LSB_FIRST
:
298 *data
= (GLintptr
) state
->storeUnpack
.lsbFirst
;
300 case GL_CLIENT_ATTRIB_STACK_DEPTH
:
301 *data
= (GLintptr
) (gc
->attributes
.stackPointer
- gc
->attributes
.stack
);
303 case GL_MAX_CLIENT_ATTRIB_STACK_DEPTH
:
304 *data
= (GLintptr
) __GL_CLIENT_ATTRIB_STACK_DEPTH
;
306 case GL_CLIENT_ACTIVE_TEXTURE
:
307 *data
= (GLintptr
) (tex_unit
+ GL_TEXTURE0
);
321 __indirect_glGetBooleanv(GLenum val
, GLboolean
* b
)
323 const GLenum origVal
= val
;
324 __GLX_SINGLE_DECLARE_VARIABLES();
325 xGLXSingleReply reply
;
327 val
= RemapTransposeEnum(val
);
329 __GLX_SINGLE_LOAD_VARIABLES();
330 __GLX_SINGLE_BEGIN(X_GLsop_GetBooleanv
, 4);
331 __GLX_SINGLE_PUT_LONG(0, val
);
332 __GLX_SINGLE_READ_XREPLY();
333 __GLX_SINGLE_GET_SIZE(compsize
);
337 ** Error occured; don't modify user's buffer.
344 ** We still needed to send the request to the server in order to
345 ** find out whether it was legal to make a query (it's illegal,
346 ** for example, to call a query between glBegin() and glEnd()).
349 if (get_client_data(gc
, val
, &data
)) {
350 *b
= (GLboolean
) data
;
354 ** Not a local value, so use what we got from the server.
357 __GLX_SINGLE_GET_CHAR(b
);
360 __GLX_SINGLE_GET_CHAR_ARRAY(b
, compsize
);
361 if (val
!= origVal
) {
362 /* matrix transpose */
372 __indirect_glGetDoublev(GLenum val
, GLdouble
* d
)
374 const GLenum origVal
= val
;
375 __GLX_SINGLE_DECLARE_VARIABLES();
376 xGLXSingleReply reply
;
378 val
= RemapTransposeEnum(val
);
380 __GLX_SINGLE_LOAD_VARIABLES();
381 __GLX_SINGLE_BEGIN(X_GLsop_GetDoublev
, 4);
382 __GLX_SINGLE_PUT_LONG(0, val
);
383 __GLX_SINGLE_READ_XREPLY();
384 __GLX_SINGLE_GET_SIZE(compsize
);
388 ** Error occured; don't modify user's buffer.
395 ** We still needed to send the request to the server in order to
396 ** find out whether it was legal to make a query (it's illegal,
397 ** for example, to call a query between glBegin() and glEnd()).
400 if (get_client_data(gc
, val
, &data
)) {
401 *d
= (GLdouble
) data
;
405 ** Not a local value, so use what we got from the server.
408 __GLX_SINGLE_GET_DOUBLE(d
);
411 __GLX_SINGLE_GET_DOUBLE_ARRAY(d
, compsize
);
412 if (val
!= origVal
) {
413 /* matrix transpose */
423 __indirect_glGetFloatv(GLenum val
, GLfloat
* f
)
425 const GLenum origVal
= val
;
426 __GLX_SINGLE_DECLARE_VARIABLES();
427 xGLXSingleReply reply
;
429 val
= RemapTransposeEnum(val
);
431 __GLX_SINGLE_LOAD_VARIABLES();
432 __GLX_SINGLE_BEGIN(X_GLsop_GetFloatv
, 4);
433 __GLX_SINGLE_PUT_LONG(0, val
);
434 __GLX_SINGLE_READ_XREPLY();
435 __GLX_SINGLE_GET_SIZE(compsize
);
439 ** Error occured; don't modify user's buffer.
446 ** We still needed to send the request to the server in order to
447 ** find out whether it was legal to make a query (it's illegal,
448 ** for example, to call a query between glBegin() and glEnd()).
451 if (get_client_data(gc
, val
, &data
)) {
456 ** Not a local value, so use what we got from the server.
459 __GLX_SINGLE_GET_FLOAT(f
);
462 __GLX_SINGLE_GET_FLOAT_ARRAY(f
, compsize
);
463 if (val
!= origVal
) {
464 /* matrix transpose */
474 __indirect_glGetIntegerv(GLenum val
, GLint
* i
)
476 const GLenum origVal
= val
;
477 __GLX_SINGLE_DECLARE_VARIABLES();
478 xGLXSingleReply reply
;
480 val
= RemapTransposeEnum(val
);
482 __GLX_SINGLE_LOAD_VARIABLES();
483 __GLX_SINGLE_BEGIN(X_GLsop_GetIntegerv
, 4);
484 __GLX_SINGLE_PUT_LONG(0, val
);
485 __GLX_SINGLE_READ_XREPLY();
486 __GLX_SINGLE_GET_SIZE(compsize
);
490 ** Error occured; don't modify user's buffer.
497 ** We still needed to send the request to the server in order to
498 ** find out whether it was legal to make a query (it's illegal,
499 ** for example, to call a query between glBegin() and glEnd()).
502 if (get_client_data(gc
, val
, &data
)) {
507 ** Not a local value, so use what we got from the server.
510 __GLX_SINGLE_GET_LONG(i
);
513 __GLX_SINGLE_GET_LONG_ARRAY(i
, compsize
);
514 if (val
!= origVal
) {
515 /* matrix transpose */
525 ** Send all pending commands to server.
528 __indirect_glFlush(void)
530 __GLX_SINGLE_DECLARE_VARIABLES();
535 __GLX_SINGLE_LOAD_VARIABLES();
536 __GLX_SINGLE_BEGIN(X_GLsop_Flush
, 0);
539 /* And finally flush the X protocol data */
544 __indirect_glFeedbackBuffer(GLsizei size
, GLenum type
, GLfloat
* buffer
)
546 __GLX_SINGLE_DECLARE_VARIABLES();
551 __GLX_SINGLE_LOAD_VARIABLES();
552 __GLX_SINGLE_BEGIN(X_GLsop_FeedbackBuffer
, 8);
553 __GLX_SINGLE_PUT_LONG(0, size
);
554 __GLX_SINGLE_PUT_LONG(4, type
);
557 gc
->feedbackBuf
= buffer
;
561 __indirect_glSelectBuffer(GLsizei numnames
, GLuint
* buffer
)
563 __GLX_SINGLE_DECLARE_VARIABLES();
568 __GLX_SINGLE_LOAD_VARIABLES();
569 __GLX_SINGLE_BEGIN(X_GLsop_SelectBuffer
, 4);
570 __GLX_SINGLE_PUT_LONG(0, numnames
);
573 gc
->selectBuf
= buffer
;
577 __indirect_glRenderMode(GLenum mode
)
579 __GLX_SINGLE_DECLARE_VARIABLES();
581 xGLXRenderModeReply reply
;
586 __GLX_SINGLE_LOAD_VARIABLES();
587 __GLX_SINGLE_BEGIN(X_GLsop_RenderMode
, 4);
588 __GLX_SINGLE_PUT_LONG(0, mode
);
589 __GLX_SINGLE_READ_XREPLY();
590 __GLX_SINGLE_GET_RETVAL(retval
, GLint
);
592 if (reply
.newMode
!= mode
) {
594 ** Switch to new mode did not take effect, therefore an error
595 ** occured. When an error happens the server won't send us any
600 /* Read the feedback or selection data */
601 if (gc
->renderMode
== GL_FEEDBACK
) {
602 __GLX_SINGLE_GET_SIZE(compsize
);
603 __GLX_SINGLE_GET_FLOAT_ARRAY(gc
->feedbackBuf
, compsize
);
605 else if (gc
->renderMode
== GL_SELECT
) {
606 __GLX_SINGLE_GET_SIZE(compsize
);
607 __GLX_SINGLE_GET_LONG_ARRAY(gc
->selectBuf
, compsize
);
609 gc
->renderMode
= mode
;
617 __indirect_glFinish(void)
619 __GLX_SINGLE_DECLARE_VARIABLES();
620 xGLXSingleReply reply
;
622 __GLX_SINGLE_LOAD_VARIABLES();
623 __GLX_SINGLE_BEGIN(X_GLsop_Finish
, 0);
624 __GLX_SINGLE_READ_XREPLY();
630 * Extract the major and minor version numbers from a version string.
633 version_from_string(const char *ver
, int *major_version
, int *minor_version
)
639 major
= strtol(ver
, (char **) &end
, 10);
640 minor
= strtol(end
+ 1, NULL
, 10);
641 *major_version
= major
;
642 *minor_version
= minor
;
647 __indirect_glGetString(GLenum name
)
649 __GLXcontext
*gc
= __glXGetCurrentContext();
650 Display
*dpy
= gc
->currentDpy
;
657 ** Return the cached copy if the string has already been fetched
674 return gc
->extensions
;
677 __glXSetError(gc
, GL_INVALID_ENUM
);
682 ** Get requested string from server
685 (void) __glXFlushRenderBuffer(gc
, gc
->pc
);
686 s
= (GLubyte
*) __glXGetString(dpy
, gc
->majorOpcode
, gc
->currentContextTag
,
689 /* Throw data on the floor */
690 __glXSetError(gc
, GL_OUT_OF_MEMORY
);
694 ** Update local cache
709 version_from_string((char *) s
,
710 &gc
->server_major
, &gc
->server_minor
);
711 __glXGetGLVersion(&client_major
, &client_minor
);
713 if ((gc
->server_major
< client_major
)
714 || ((gc
->server_major
== client_major
)
715 && (gc
->server_minor
<= client_minor
))) {
719 /* Allow 7 bytes for the client-side GL version. This allows
720 * for upto version 999.999. I'm not holding my breath for
721 * that one! The extra 4 is for the ' ()\0' that will be
724 const size_t size
= 7 + strlen((char *) s
) + 4;
726 gc
->version
= Xmalloc(size
);
727 if (gc
->version
== NULL
) {
728 /* If we couldn't allocate memory for the new string,
729 * make a best-effort and just copy the client-side version
730 * to the string and use that. It probably doesn't
731 * matter what is done here. If there not memory available
732 * for a short string, the system is probably going to die
735 snprintf((char *) s
, strlen((char *) s
) + 1, "%u.%u",
736 client_major
, client_minor
);
740 snprintf((char *) gc
->version
, size
, "%u.%u (%s)",
741 client_major
, client_minor
, s
);
753 /* This code is currently disabled. I was reminded that some
754 * vendors intentionally exclude some extensions from their
755 * extension string that are part of the core version they
756 * advertise. In particular, on Nvidia drivers this means that
757 * the functionality is supported by the driver, but is not
758 * hardware accelerated. For example, a TNT will show core
759 * version 1.5, but most of the post-1.2 functionality is a
762 * I don't want to break applications that rely on this odd
763 * behavior. At the same time, the code is written and tested,
764 * so I didn't want to throw it away. Therefore, the code is here
765 * but disabled. In the future, we may wish to and an environment
766 * variable to enable it.
770 /* Call glGetString just to make sure that gc->server_major and
771 * gc->server_minor are set. This version may be higher than we
772 * can completely support, but it may imply support for some
773 * extensions that we can support.
775 * For example, at the time of this writing, the client-side
776 * library only supports upto core GL version 1.2. However, cubic
777 * textures, multitexture, multisampling, and some other 1.3
778 * features are supported. If the server reports back version
779 * 1.3, but does not report all of those extensions, we will
782 (void *) glGetString(GL_VERSION
);
783 major
= gc
->server_major
, minor
= gc
->server_minor
;
786 __glXCalculateUsableGLExtensions(gc
, (char *) s
, major
, minor
);
797 __indirect_glIsEnabled(GLenum cap
)
799 __GLX_SINGLE_DECLARE_VARIABLES();
800 __GLXattribute
*state
= (__GLXattribute
*) (gc
->client_state_private
);
801 xGLXSingleReply reply
;
802 GLboolean retval
= 0;
809 case GL_VERTEX_ARRAY
:
810 case GL_NORMAL_ARRAY
:
813 case GL_EDGE_FLAG_ARRAY
:
814 case GL_SECONDARY_COLOR_ARRAY
:
815 case GL_FOG_COORD_ARRAY
:
816 retval
= __glXGetArrayEnable(state
, cap
, 0, &enable
);
818 return (GLboolean
) enable
;
820 case GL_TEXTURE_COORD_ARRAY
:
821 retval
= __glXGetArrayEnable(state
, GL_TEXTURE_COORD_ARRAY
,
822 __glXGetActiveTextureUnit(state
), &enable
);
824 return (GLboolean
) enable
;
828 __GLX_SINGLE_LOAD_VARIABLES();
829 __GLX_SINGLE_BEGIN(X_GLsop_IsEnabled
, 4);
830 __GLX_SINGLE_PUT_LONG(0, cap
);
831 __GLX_SINGLE_READ_XREPLY();
832 __GLX_SINGLE_GET_RETVAL(retval
, GLboolean
);
838 __indirect_glGetPointerv(GLenum pname
, void **params
)
840 __GLXcontext
*gc
= __glXGetCurrentContext();
841 __GLXattribute
*state
= (__GLXattribute
*) (gc
->client_state_private
);
842 Display
*dpy
= gc
->currentDpy
;
848 case GL_VERTEX_ARRAY_POINTER
:
849 case GL_NORMAL_ARRAY_POINTER
:
850 case GL_COLOR_ARRAY_POINTER
:
851 case GL_INDEX_ARRAY_POINTER
:
852 case GL_EDGE_FLAG_ARRAY_POINTER
:
853 __glXGetArrayPointer(state
, pname
- GL_VERTEX_ARRAY_POINTER
854 + GL_VERTEX_ARRAY
, 0, params
);
856 case GL_TEXTURE_COORD_ARRAY_POINTER
:
857 __glXGetArrayPointer(state
, GL_TEXTURE_COORD_ARRAY
,
858 __glXGetActiveTextureUnit(state
), params
);
860 case GL_SECONDARY_COLOR_ARRAY_POINTER
:
861 case GL_FOG_COORD_ARRAY_POINTER
:
862 __glXGetArrayPointer(state
, pname
- GL_FOG_COORD_ARRAY_POINTER
863 + GL_FOG_COORD_ARRAY
, 0, params
);
865 case GL_FEEDBACK_BUFFER_POINTER
:
866 *params
= (void *) gc
->feedbackBuf
;
868 case GL_SELECTION_BUFFER_POINTER
:
869 *params
= (void *) gc
->selectBuf
;
872 __glXSetError(gc
, GL_INVALID_ENUM
);
880 * This was previously auto-generated, but we need to special-case
881 * how we handle writing into the 'residences' buffer when n%4!=0.
883 #define X_GLsop_AreTexturesResident 143
885 __indirect_glAreTexturesResident(GLsizei n
, const GLuint
* textures
,
886 GLboolean
* residences
)
888 __GLXcontext
*const gc
= __glXGetCurrentContext();
889 Display
*const dpy
= gc
->currentDpy
;
890 GLboolean retval
= (GLboolean
) 0;
891 const GLuint cmdlen
= 4 + __GLX_PAD((n
* 4));
892 if (__builtin_expect((n
>= 0) && (dpy
!= NULL
), 1)) {
894 xcb_connection_t
*c
= XGetXCBConnection(dpy
);
895 (void) __glXFlushRenderBuffer(gc
, gc
->pc
);
896 xcb_glx_are_textures_resident_reply_t
*reply
=
897 xcb_glx_are_textures_resident_reply(c
,
898 xcb_glx_are_textures_resident
899 (c
, gc
->currentContextTag
, n
,
901 (void) memcpy(residences
, xcb_glx_are_textures_resident_data(reply
),
902 xcb_glx_are_textures_resident_data_length(reply
) *
904 retval
= reply
->ret_val
;
908 __glXSetupSingleRequest(gc
, X_GLsop_AreTexturesResident
, cmdlen
);
909 (void) memcpy((void *) (pc
+ 0), (void *) (&n
), 4);
910 (void) memcpy((void *) (pc
+ 4), (void *) (textures
), (n
* 4));
912 /* n is not a multiple of four.
913 * When reply_is_always_array is TRUE, __glXReadReply() will
914 * put a multiple of four bytes into the dest buffer. If the
915 * caller's buffer is not a multiple of four in size, we'll write
916 * out of bounds. So use a temporary buffer that's a few bytes
919 GLboolean
*res4
= malloc((n
+ 3) & ~3);
920 retval
= (GLboolean
) __glXReadReply(dpy
, 1, res4
, GL_TRUE
);
921 memcpy(residences
, res4
, n
);
925 retval
= (GLboolean
) __glXReadReply(dpy
, 1, residences
, GL_TRUE
);
936 * This was previously auto-generated, but we need to special-case
937 * how we handle writing into the 'residences' buffer when n%4!=0.
939 #define X_GLvop_AreTexturesResidentEXT 11
941 glAreTexturesResidentEXT(GLsizei n
, const GLuint
* textures
,
942 GLboolean
* residences
)
944 __GLXcontext
*const gc
= __glXGetCurrentContext();
947 return CALL_AreTexturesResident(GET_DISPATCH(),
948 (n
, textures
, residences
));
951 __GLXcontext
*const gc
= __glXGetCurrentContext();
952 Display
*const dpy
= gc
->currentDpy
;
953 GLboolean retval
= (GLboolean
) 0;
954 const GLuint cmdlen
= 4 + __GLX_PAD((n
* 4));
955 if (__builtin_expect((n
>= 0) && (dpy
!= NULL
), 1)) {
957 __glXSetupVendorRequest(gc
, X_GLXVendorPrivateWithReply
,
958 X_GLvop_AreTexturesResidentEXT
,
960 (void) memcpy((void *) (pc
+ 0), (void *) (&n
), 4);
961 (void) memcpy((void *) (pc
+ 4), (void *) (textures
), (n
* 4));
963 /* see comments in __indirect_glAreTexturesResident() */
964 GLboolean
*res4
= malloc((n
+ 3) & ~3);
965 retval
= (GLboolean
) __glXReadReply(dpy
, 1, res4
, GL_TRUE
);
966 memcpy(residences
, res4
, n
);
970 retval
= (GLboolean
) __glXReadReply(dpy
, 1, residences
, GL_TRUE
);